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Agree with your, Floyd, about Google's close connexions with the US government, in particular the State Department. On the other hand, if you've followed «Echelon» (http://en.wikipedia.org/wiki/Echelon_%28signals_intelligence%29), you probably realise that the US government already know everything...
Very interesting ! Experience shows that when Google enters an already established market, it often does so in a way which brings innovative ideas and polished execution to bear - Gmail and Google Chrome are cases in point.... Henri